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Diffstat (limited to '3772/CH5/EX5.9/Ex5_9.sce')
-rw-r--r-- | 3772/CH5/EX5.9/Ex5_9.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/3772/CH5/EX5.9/Ex5_9.sce b/3772/CH5/EX5.9/Ex5_9.sce new file mode 100644 index 000000000..390dc25fc --- /dev/null +++ b/3772/CH5/EX5.9/Ex5_9.sce @@ -0,0 +1,27 @@ +// Problem 5.9,Page no.128 + +clc;clear; +close; + +B=24 //mm //width of beam section +D=21.7 //mm //depth of beam section +E_1=11440 //MN/m**2 //Modulus of Elasticity parallel grain +E_2=2860 //MN/m**2 ////Modulus of Elasticity perpendicular grain +sigma_1=8.57 //MN/m**2 +sigma_2=2.14 //MN/m**2 +L=1.2 //m //span of beam + +//Calculations + +//Ratio of smaller modulus to larger modulus is E_2:E_1=1:4 +//Dimension of transformed Beam section +b=18 //mm //width of Beam section +d=3.1 //mm //depth of beam section + +I=(1*12**-1*B*10**-3*(D*10**-3)**3)-(3*(1*12**-1*b*10**-3*(d*10**-3)**3)) //m**4 //M.I of transformed section +y=21.7*10**-3*2**-1 +M=I*sigma_1*10**6*y**-1 //N*m //Safe B.M +P=4*M*L**-1 //N + +//Result +printf("Safe value of Load is %.2f N",P) |